CCR2
ccr2 = read_cyrix_reg(CCR2);
write_cyrix_reg(CCR2, ccr2);
ccr2 = read_cyrix_reg(CCR2);
write_cyrix_reg(CCR2, ccr2);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) & ~CCR2_LOCK_NW);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) | CCR2_LOCK_NW);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) | CCR2_SUSP_HLT);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) & ~CCR2_SUSP_HLT);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) & ~CCR2_LOCK_NW);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) | CCR2_LOCK_NW);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) | CCR2_SUSP_HLT);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) & ~CCR2_SUSP_HLT);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) & ~CCR2_LOCK_NW);
write_cyrix_reg(CCR2, read_cyrix_reg(CCR2) | CCR2_LOCK_NW);
ccr2 = read_cyrix_reg(CCR2);
ccr2 = read_cyrix_reg(CCR2);
write_cyrix_reg(CCR2, ccr2 ^ CCR2_LOCK_NW);
read_cyrix_reg(CCR2);
if (read_cyrix_reg(CCR2) != ccr2)
write_cyrix_reg(CCR2, ccr2);